Here are 11 common injection molding defects, what the causes are and how you can avoid them. Explore our injection molding troubleshooting guide!
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Mar 14, 2019 · Quenching will impart brittleness and cracks on many resins. Increase the mold temperature and lengthen the cooling time.
Poor mold spot. Spot mold to ensure fit and vent depths at ~0 .025 mm (0 .001 in .) . Injection pressures too high. Reduce pressure . This may require higher ...
Startup Issues ; Part Flashes · Too much material. Decrease shot size. ; Part Flashes · Material viscosity too low. Reduce injection speed. Reduce process ...
Nov 11, 2020 · There are 4 common defects during the production process. Our team of experts discuss injection molding troubleshooting.
Nov 25, 2019 · Troubleshooting Injection Molding Issues: Problems, Causes and Remedies · Monitor part quality at every stage · Decrease molding pressure ...
This comprehensive guide offers insights into identifying problems such as surface defects, part warping, or filling inconsistencies and provides step-by-step ...
Mold is insufficiently vented, Make sure vents are clear of obstruction. Insure vents are deep. Add vents if necessary to assure good operation ; Injection rate ...
Verify colorant ratio · Too dark, decrease mold temp. Too light, increase mold temp. · Too dark, lower barrel temperature. Too light, increase barrel temperature ...
Nov 23, 2018 · 13 Plastic Injection Molding Problems and Solutions · 1. Short Shots · 2. Air Traps · 3. Brittleness · 4. Burn Marks · 5. Flash · 6.
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